/*!	 target_null.h
**	 Template Header
**
**	Copyright (c) 2002-2005 Robert B. Quattlebaum Jr., Adrian Bentley
**
**	This package is free software; you can redistribute it and/or
**	modify it under the terms of the GNU General Public License as
**	published by the Free Software Foundation; either version 2 of
**	the License, or (at your option) any later version.
**
**	This package is distributed in the hope that it will be useful,
**	but WITHOUT ANY WARRANTY; without even the implied warranty of
**	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
**	General Public License for more details.
**
*/

#ifndef __SYNFIG_TARGET_NULL_H
#define __SYNFIG_TARGET_NULL_H

#include "target_scanline.h"

namespace synfig
{

/*!	\class Target_Null
**	 A target which renders to nothing. Useful for benchmarks and other tests.
**	TODO:  writeme
*/
class Target_Null : public Target_Scanline
{
    Color *buffer;

    Target_Null(): buffer(0) { }

public:

    ~Target_Null()
    {
        delete buffer;
    }

    virtual bool start_frame(ProgressCallback */*cb*/ = NULL)
    {
        delete buffer;
        buffer = new Color[desc.get_w()*sizeof(Color)];
        return true;
    }

    virtual void end_frame()
    {
        delete buffer;
        buffer = 0;
        return;
    }

    virtual Color * start_scanline(int /*scanline*/)
    {
        return buffer;
    }

    virtual bool end_scanline()
    {
        return true;
    }

    static Target* create(const char */*filename*/ = 0)
    {
        return new Target_Null();
    }
}; // END of class Target_Null

}; // END of namespace synfig

#endif